common_src += files(['CPrimalGrid.cpp',
                     'CPrimalGridFEM.cpp',
                     'CPrimalGridBoundFEM.cpp',
                     'CLine.cpp',
                     'CTriangle.cpp',
                     'CPrism.cpp',
                     'CPyramid.cpp',
                     'CHexahedron.cpp',
                     'CTetrahedron.cpp',
                     'CQuadrilateral.cpp',
                     'CVertexMPI.cpp'])
